package com.saild.springcloud.control;

import com.saild.springcloud.entities.CommonResult;
import com.saild.springcloud.entities.Payment;
import com.saild.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

@RestController
@Slf4j
public class PaymentController {
    @Resource
    private PaymentService paymentService;
    @Value("${server.port}")
    private String serverPort;

//    @Resource
//    private DiscoveryClient discoveryClient;
//
//    @GetMapping(value = "/payment/discovery")
//    public Object discovery(){
//        List<String> services = discoveryClient.getServices();  //得到所有的微服务
//        for (String element : services) {
//            log.info("*****element:"+element);
//        }
//        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PROVIDER-SERVICE"); //得到一个具体微服务的所有实例
//        for (ServiceInstance instance : instances){
//            log.info(instance.getServiceId()+"\t"+instance.getHost()+"\t"+instance.getPort()+"\t"+instance.getUri());
//        }
//        return this.discoveryClient;
//    }

    //只传给前端CommonResult，不需要前端了解其他的组件
    @PostMapping(value = "/payment/create")
    public CommonResult create(@RequestBody Payment payment) {
        int result = paymentService.create(payment);
        log.info("*****插入结果：");
        if (result > 0) {
            return new CommonResult(200, "插入数据成功,serverPort：" + serverPort, result);
        } else {
            return new CommonResult(444, "插入数据失败", null);
        }
    }

    @RequestMapping(value = "/payment/get/{id}")
    public CommonResult<Payment> getPaymentById(@PathVariable("id") Long id) {
        Payment payment = paymentService.getPaymentById(id);
        log.info("*****插入结果：" + payment);
        if (payment != null) {
            return new CommonResult(200, "查询成功,serverPort：" + serverPort, payment);
        } else {
            return new CommonResult(444, "没有对应记录,查询ID：" + id, null);
        }
    }

    @GetMapping(value = "/payment/lb")
    public String getPaymentLB() {
        return serverPort;
    }

    @GetMapping(value = "/payment/feign/timeout")
    public String paymentFeignTimeout() {
        //暂停几秒钟线程
        try {
            TimeUnit.SECONDS.sleep(3);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return serverPort;
    }

    @GetMapping("/payment/zipkin")
    public String paymentZipkin() {
        return "hi, i'am paymentzipkin server fall back,welcome to atguigu, O(∩_∩)O哈哈~";
    }
}